Power amplification device, in particular for a cellular mobile telephone
US7177605B2 · kind B2 · utility
0Cited by
10References
26Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 9, 2004 |
| Grant date | Feb 13, 2007 |
| Priority date | — |
| Expiry date | Apr 15, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/372
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A power amplification device includes an input for receiving a signal having a useful or desired frequency band, and power amplification circuitry of the delta-sigma type connected to the input. The power amplification circuitry exhibits an order greater than or equal to one in the useful frequency band, and an order greater than or equal to one outside the useful frequency band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.